DTC Logic

Diagnosis Procedure
1.CHECK USB HARNESS
Visually check USB harness.
U1243 display unit
U1255 satellite radio tunerBSW system operation
1. Side BSW/RCTA Indicator Light
2. BSW/RCTA Indicator
The BSW system operates above approximately
20 mph (32km/h).
If the radar sensors detect a vehicle in the detection
zone, the side BSW/RCTA indicator light (1)
illuminates. If the turn signal is then activated, the
system chimes (tw ...
Drive belt
VQ35DE engine
1. Crankshaft pulley
2. Drive belt automatic tensioner pulley
3. Generator pulley
4. Air conditioner compressor pulley
WARNING
Be sure the ignition switch is placed in the
OFF or LOCK position before servicing
drive belt. The engine could rotate
unexpectedly.
1. Visually ...
Steering switch
Description
When one of the steering wheel audio control switches is pushed, the
resistance in the steering wheel audio
control switch circuit changes, depending on which button is pushed.
Diagnosis Procedure
1.CHECK STEERING SWITCH RESISTANCE
Disconnect steering switch connector M88. ...